Entries by chilkat_admin
Qawalangin Tribe- Hazardous and non Hazardous Debris Characterization Pyramid, Unalaska and Ulakta Head
Chilkat conducted extensive foot surveys with three staff covering Pyramid Valley, Unalaska Valley and Ulakta Head in Unalaska. The survey documented all hazardous and non-hazardous military debris to inform cleanup. Thousands of tons of waste were located alongside lead, asbestos, petroleum contamination and PCB containing devices. Planning for cleanup and limited cleanup actions are […]
Wolverine Ready Mix- SWPPP
Chilkat assisted this concrete contractor with renewal of their Storm Water Pollution Prevention and Emergency Response plan established by our team 3 years previous when we designed the initial construction of rock pit and ponds. The plan was renewed after 3 successful years.
Takshanuk Watershed Council
Chilkat performed volunteer services to train watershed council staff to carry on maintenance of contaminated soil stockpiles including repair of geotech material and operation of extraction systems, pumps and carbon filtration. Under management by Chilkat the previous landowner was able to reduce contaminated soil volume by 85% using our methods for soil remediation.
Eklutna Brownfields
Chilkat provided consulting support for the second year of the Native Village of Eklutna State Tribal Brownfields Response Program. This project included reviewing contaminated site files within 15 miles of the village and prioritization of sites for cleanup and review of sites for closure. The third year of funding was secured, an eligible site […]
Delta Western- Emergency Containment
Delta Western hired Chilkat to perform an emergency containment of contaminated soil from a truck rack spill. Upon successful completion Chilkat authored a workplan for characterization of the spill site and assisted with ADEC regulatory compliance. Other details are confidential.
Chilkoot Lumber Company- Contaminated Soil Remediation
Chilkat Environmental constructed a contaminated soil stockpile in 2008 from diesel and hydraulic oil contaminated soil. The stockpile was engineered to drain water from the originally saturated soil through a collection system with pumps and filters. By 2015 three lifts had been performed and the soil had been remediated to a fraction of the […]
ADOT- 7 mile Haines Hwy
Chilkat Environmental was hired by Alaska Department of Transportation to cleanup a dumpsite along the Haines Highway. The site was a historic Tlingit village with complex ownership and current traditional uses for hooligan fishing. The site featured an abandoned RV, car, hazardous materials and extensive garbage.
